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  1. Opacs in the UK : JANET-OPACs (1991) 0.02 
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    Content
    Beschreibung und Zugangsinformationen von 61 britischen OPACs
    Pages
    28 S
  2. Schuyler, M.: Dial in 1992 : an annual guide to online public access catalogs (1992) 0.00 
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    Footnote
    Fortsetzung 1994 als: OPAC directory: an annual guide to Internet-accessible online public access catalogs. - Rez. in: BuB 45(1992) Nr.2, S.182-183 (H. Marloth)

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